/*
 * Copyright 2015-2019 The OpenZipkin Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
export const formatDuration = (duration) => {
  if (duration === 0 || typeof duration === 'undefined') {
    return '0ms';
  }
  if (duration < 1000) {
    return `${duration}μ`;
  }
  if (duration < 1000000) {
    return `${(duration / 1000).toFixed(3)}ms`;
  }
  return `${(duration / 1000000).toFixed(3)}s`;
};
